Tannic acid prevents post-weaning diarrhea by improving intestinal barrier integrity and function in weaned piglets

Table 1 Ingredients composition and nutrient levels of basal diets (as-fed basis)

Item	%	Calculated composition^a	%
Corn	31.37	DE, MJ/kg	14.69
Extruded corn	29.15	CP	18.57
Soybean meal	8.00	Ca	0.74
Fermented soybean meal	5.00	Total P	0.59
Extruded soybean	4.00	Available P	0.42
Soybean protein concentrate	5.00	D-Lysine	1.31
Soybean oil	1.50	D-Methionine	0.44
Sucrose	3.00	D-Methionine + Cystine	0.69
Whey powder	6.70	D-Threonine	0.79
Fish meal	3.50	D-Tryptophan	0.22
Salt	0.40
L-Lysine HCl	0.42
DL-Methionine	0.15
L-Threonine	0.11
Tryptophan	0.02
Choline chloride	0.10
Limestone	0.75
Dicalcium phosphate	0.58
Vitamin premix^b	0.05
Mineral premix^c	0.20

^a Values are calculated
^b The premix provides following per kilogram of diet: vitamin A, 15,000 IU; vitamin D₃, 5,000 IU; vitamin E, 40 mg; vitamin K, 5 mg; vitamin B₁, 5 mg; vitamin B₂, 12.5 mg; vitamin B₆, 6 mg; vitamin B₁₂, 0.06 mg; folic acid, 2.5 mg; nicotinic acid, 50 mg; D-pantothenic acid, 25 mg; D-biotin, 0.25 mg
^c The premix provides following per kilogram of diet: Fe (as ferrous sulfate), 100 mg; Cu (as copper sulfate), 6 mg; Mn (as manganese sulfate), 4 mg; Zn (zinc sulfate), 100 mg; I (potassium iodide), 0.14 mg; Se (as sodium selenite), 0.35 mg

ISSN: 2049-1891